[grenoble] Correct entries for kavlan end virt

generators/input/sites/grenoble/grenoble.rb

@@ -10,6 +10,6 @@ site :grenoble do |site_uid|
   security_contact "grenoble-staff@lists.grid5000.fr"
   user_support_contact "grenoble-staff@lists.grid5000.fr"
   compilation_server false
-  kavlan_plage "10.4.0.0/14"
-  virt_plage "10.132.0.0/14"
+  kavlan_ip_range "10.4.0.0/14"
+  virt_ip_range "10.132.0.0/14"
 end